Millie Bobby Brown opened up about why she has "real fear" when acting with Jamie Campbell Bower on 'Stranger Things,' saying, "He terrifies me when he is Vecner. I am terrified of his costume." ...

Jamie Campbell Bower took the Stranger Things fandom by storm when he appeared as Vecna in season 4. The new character is the central antagonist who has been attacking Hawkins, Indiana, all this time.